CN219009723U - Coiled material lifting appliance capable of being turned over - Google Patents

Abstract

The utility model provides a turnover coiled material lifting appliance which comprises a turnover frame and a lifting appliance frame, wherein the lifting appliance frame is rotatably connected to the turnover frame, a plurality of clamping plates are arranged on the outer side of the lifting appliance frame, the clamping plates are movably connected with the lifting appliance frame, and the plurality of clamping plates expand from the inner side of the coiled material to the periphery to support the coiled material. According to the coiled material lifting appliance, the coiled materials are fixed by means of expanding and supporting the plurality of clamping plates from the center, and meanwhile, the inclination angle of the lifting appliance frame can be freely adjusted by matching with the corresponding overturning structure, so that the coiled materials can be quickly grabbed or released from any angle. By utilizing the coiled material lifting tool, metal and nonmetal coiled materials can be quickly conveyed, the inclination angle of the coiled materials can be adjusted, the conveying efficiency is high, the operation is convenient, and the labor cost is saved.

Description

Coiled material lifting appliance capable of being turned over

Technical Field

The utility model belongs to the technical field of mechanical lifting appliances, and particularly relates to a reversible coiled material lifting appliance.

Background

Coiled material refers to material coiled into a roll form from wire, tubing or sheet material. In the steel or plastic industry, the related coiled materials have heavier weight and larger volume, so that the coiled materials are inconvenient to carry. Handling is typically performed using a forklift or crane; the forklift is used for carrying, namely, a front fork is used for inserting and supporting the bottom of the coiled material; the crane is carried by hooking the coiled materials one by utilizing a plurality of hooks. Besides inconvenient use, the two conveying modes can not adjust the attitude angle of the coiled material in the conveying process, so that the operation difficulty of obliquely stacking the coiled material is high.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a turnover coiled material lifting appliance which is used for solving the problem of adjusting the attitude angle of coiled materials in the lifting process.

The present utility model achieves the above technical object by the following technical means.

The turnover coiled material lifting appliance comprises a turnover frame and a lifting appliance frame, wherein the lifting appliance frame is rotatably connected to the turnover frame, a plurality of clamping plates are arranged on the outer side of the lifting appliance frame, the clamping plates are movably connected with the lifting appliance frame, and the clamping plates can outwards expand or inwards contract relative to the lifting appliance frame; thereby expanding and supporting the coiled material from the inner side to the periphery of the coiled material through a plurality of clamping plates.

Further, the outside of the clamping plate is provided with an anti-slip strip, and the surface of the anti-slip strip is of a zigzag structure. Utilize the zigzag antislip strip, increase with the coiled material between frictional force, guarantee the fastness when handling.

Further, the turnover frame comprises a base and turnover arms, wherein the base is used for connecting lifting equipment, two turnover arms are symmetrically arranged at two sides of the lower end of the base, and the lifting frame is rotationally connected with the two turnover arms; the lifting appliance frame is driven to rotate by a driving unit, and the driving unit can specifically adopt a motor and is fixed on the outer side of the overturning arm.

Further, the lifting appliance frame comprises an upper fixing plate and a lower fixing plate, the upper fixing plate is connected with the lower fixing plate through side plates, and two side plates are respectively connected with the turnover arms corresponding to the two sides in a rotating manner.

Further, the clamping plate is connected with the lifting tool frame through a telescopic frame, and the telescopic frame is of a scissor type structure.

Further, a movable plate is arranged between the upper fixed plate and the lower fixed plate, the movable plate is driven by an executing mechanism to reciprocate between the two fixed plates, and the movable plate is simultaneously connected with a plurality of expansion brackets and used for driving the expansion brackets to synchronously expand and contract.

Further, the expansion bracket comprises a main connecting rod and an auxiliary connecting rod, and the main connecting rod is connected with the auxiliary connecting rod in a scissor shape; one end of the main connecting rod is hinged on the movable plate, and the other end of the main connecting rod is hinged on the clamping plate; one end of the auxiliary connecting rod is hinged on the lower fixing plate, and the other end of the auxiliary connecting rod is connected in the chute of the clamping plate in a sliding way through a rotating shaft.

Further, the actuating mechanism is a screw rod mechanism, a screw rod is arranged between the two fixed plates, a screw rod nut is arranged on the movable plate, and the screw rod is meshed with the screw rod nut; the lower fixing plate is provided with a screw motor which is connected with the screw and used for driving the screw to rotate. The self-locking characteristic of the screw rod mechanism is utilized to enhance the firmness of connection between the lifting appliance and the coiled material.

Further, a plurality of guide posts are arranged between the upper fixed plate and the lower fixed plate, a plurality of through holes are correspondingly formed in the surface of the movable plate, and the guide posts are in sliding fit with the through holes. The guide column is utilized to guide the movement of the movable plate, so that the translation stability of the movable plate is ensured.

Further, the plurality of clamping plates are uniformly arranged around the hanger frame, so that the stress balance is ensured as much as possible.

The beneficial effects of the utility model are as follows:

(1) The utility model provides a turnover coiled material lifting appliance, wherein coiled materials are fixed by using a mode that a plurality of clamping plates are expanded and supported by a center, and simultaneously, the inclination angle of a lifting appliance frame can be freely adjusted by matching with a corresponding turnover structure, so that the coiled materials can be quickly grabbed or released from any angle. By utilizing the coiled material lifting tool, metal and nonmetal coiled materials can be quickly conveyed, the inclination angle of the coiled materials can be adjusted, the conveying efficiency is high, the operation is convenient, and the labor cost is saved.

(2) The clamping plate telescopic structure and the driving structure thereof designed in the coiled material lifting appliance can simply and reliably realize synchronous expansion or contraction of a plurality of clamping plates, thereby improving the stability of the lifting appliance when lifting coiled materials.

Drawings

FIG. 1 is a block diagram of the contracted state of the spreader of the present utility model;

FIG. 2 is a block diagram of the spreader of the present utility model in an expanded state;

FIG. 3 is a diagram showing the overturning state of the lifting appliance according to the utility model;

FIG. 4 is a perspective view of a coil handling device according to the present utility model in a perspective view;

fig. 5 is a side view of the spreader handling coil of the present utility model.

Reference numerals:

1-a roll-over stand; 11-a base; 12-turning arms; 13-turning over the motor;

2-a hanger frame; 21-an upper fixing plate; 22-a lower fixing plate; 23-side plates;

24-a movable plate; 25-guide posts; 3-a telescopic frame; 31-a main connecting rod;

32-a secondary link; 33-a clamping plate; 34-a cleat; 4-a screw motor;

41-screw rod; 42-a screw nut; 5-coiled material.

Detailed Description

Embodiments of the present utility model will be described in detail below, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

The coil spreader as shown in fig. 1 and 2 comprises a roll-over stand 1 and a spreader stand 2, wherein the spreader stand 2 is rotatably connected to the roll-over stand 1; a plurality of clamping plates 33 are uniformly distributed around the hanger frame 2, and the clamping plates 33 can expand around or contract towards the center, so that coiled materials can be expanded and supported from the center of the coiled materials. The spreader frame 2 can drive the upper clamping plate 33 to swing reciprocally relative to the roll-over frame 1, in particular, the swing angle of the spreader frame 2 ranges between ±70°, i.e. the spreader frame 2 can swing up to a tilt position of 70 ° (shown in fig. 3).

The roll-over stand 1 includes a base 11 and a roll-over arm 12. Wherein the base 11 is adapted for connection to a crane. Two overturning arms 12 are symmetrically arranged on two sides of the lower end of the base 11, and the lifting tool frame 2 is rotatably connected between the two overturning arms 12. A turnover motor 13 is arranged on the outer side of one turnover arm 12, and an output shaft of the turnover motor 13 is connected with the lifting tool frame 2 and is used for driving the lifting tool frame 2 to turn over relative to the turnover frame 1.

The hanger frame 2 comprises an upper fixing plate 21, a lower fixing plate 22, and a side plate 23 connected between the upper and lower fixing plates. The side plates 23 are provided with at least two pieces, and are respectively connected with the adjacent turnover arms 12 through rotating shafts. A movable plate 24 is further provided between the upper and lower fixed plates 21 and 22, and the movable plate 24 can move back and forth between the upper and lower fixed plates. A plurality of guide posts 25 are uniformly distributed between the upper fixing plate 21 and the lower fixing plate 22; the surface of the movable plate 24 is correspondingly provided with a plurality of through holes which are respectively sleeved on each guide post 25 in a sliding way.

The movable plate 24 is driven by a screw mechanism. Specific: a screw rod 41 is arranged between the upper fixed plate 21 and the lower fixed plate 22, a screw rod nut 42 is arranged at the center of the movable plate 24, and the screw rod 41 is meshed with the screw rod nut 42; a screw motor 4 is provided on the lower fixing plate 22, and the screw motor 4 is connected with the screw 41 for driving the screw 41 to rotate.

The clamping plate 33 is connected with the lifting tool frame 2 by adopting a telescopic frame 3. Specific: the expansion bracket 3 is of a scissor-fork structure and comprises a main connecting rod 31 and an auxiliary connecting rod 32. The main connecting rod 31 and the auxiliary connecting rod 32 are connected in a scissor shape; one end of the main connecting rod 31 is hinged with the movable plate 24, and the other end is hinged with the clamping plate 33; one end of the auxiliary connecting rod 32 is hinged with the lower fixing plate 22, and the other end is connected in the sliding groove of the clamping plate 33 in a sliding way through a rotating shaft. The outside of the clamping plate 33 is provided with an anti-slip strip 34, and the surface of the anti-slip strip 34 is of a saw-tooth structure for increasing the friction force with the coiled material.

In use, as shown in figures 4 and 5, the spreader is first extended inside the coil 5 and the lead screw motor 4 is then activated. The screw motor 4 drives the screw 41 to rotate, then the screw 41 and the screw nut 42 are matched to drive the movable plate 24 to move, the movable plate 24 drives the telescopic mechanisms 3 to synchronously extend outwards, and finally the clamping plates 33 uniformly distributed around the hanger frame 2 are expanded and abutted against the inner surface of the coiled material 5. Thereby fixing the coiled material 5 by the friction force between the clamping plate 33 and the anti-slip strip 34 thereon and the coiled material 5.

As shown in fig. 3, during the process of lifting the coil, the attitude angle of the coil is adjusted if necessary. The overturning motor 13 is started to enable the lifting tool frame 2 to overturn relative to the overturning frame 1, and the placing angle of coiled materials lifted on the lifting tool frame can be adjusted.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The present utility model is not limited to the above-described embodiments, and any obvious modifications, substitutions or variations which can be made by one skilled in the art without departing from the spirit of the utility model fall within the scope of the utility model.

Claims (10)

1. A reversible coil hanger, characterized in that: the lifting device comprises a roll-over stand (1) and a lifting tool frame (2), wherein the lifting tool frame (2) is rotatably connected to the lower end of the roll-over stand (1), a plurality of clamping plates (33) are arranged on the outer side of the lifting tool frame (2), and the lifting tool frame (2) can drive the clamping plates (33) to swing back and forth relative to the roll-over stand (1); the clamping plates (33) are movably connected with the lifting tool frame (2), and the clamping plates (33) can expand outwards or contract inwards relative to the lifting tool frame (2).

2. The coil spreader of claim 1, wherein: the outside of joint board (33) is equipped with antislip strip (34), and antislip strip (34) surface is the cockscomb structure.

3. The coil spreader of claim 1, wherein: the turnover frame (1) comprises a base (11) and turnover arms (12), wherein the base (11) is used for being connected with lifting equipment, two turnover arms (12) are symmetrically arranged at two sides of the lower end of the base (11), and the lifting frame (2) is rotationally connected with the two turnover arms (12); the lifting tool frame (2) is driven by a driving unit to rotate by a rotating shaft, and the driving unit is fixed on the outer side of the overturning arm (12).

4. A coil spreader according to claim 3, wherein: the lifting appliance frame (2) comprises an upper fixing plate (21) and a lower fixing plate (22), wherein two sides of the upper fixing plate (21) and two sides of the lower fixing plate (22) are connected through side plates (23), and the two side plates (23) are respectively connected with the corresponding turnover arms (12) in a rotating mode.

5. The coil spreader of claim 4, wherein: the clamping plate (33) is connected with the lifting tool frame (2) through the telescopic frame (3), and the telescopic frame (3) is of a scissor type structure.

6. The coil spreader of claim 5, wherein: a movable plate (24) is arranged between the upper fixed plate (21) and the lower fixed plate (22), the movable plate (24) is driven by an actuating mechanism to reciprocate between the two fixed plates, and the movable plate (24) is simultaneously connected with a plurality of expansion brackets (3) and is used for driving the expansion brackets (3) to synchronously expand and contract.

7. The coil spreader of claim 6, wherein: the expansion bracket (3) comprises a main connecting rod (31) and an auxiliary connecting rod (32), and the main connecting rod (31) is connected with the auxiliary connecting rod (32) in a scissor shape; one end of the main connecting rod (31) is hinged on the movable plate (24), and the other end is hinged on the clamping plate (33); one end of the auxiliary connecting rod (32) is hinged on the lower fixing plate (22), and the other end of the auxiliary connecting rod is connected in the chute of the clamping plate (33) in a sliding way through a rotating shaft.

8. The coil spreader of claim 6, wherein: the actuating mechanism is a screw rod mechanism, a screw rod (41) is arranged between the upper fixed plate (21) and the lower fixed plate (22), a screw rod nut (42) is arranged on the movable plate (24), and the screw rod (41) is meshed with the screw rod nut (42); the lower fixing plate (22) is provided with a screw motor (4), and the screw motor (4) is connected with a screw (41) and is used for driving the screw (41) to rotate.

9. The coil spreader of claim 6, wherein: a plurality of guide posts (25) are arranged between the upper fixing plate (21) and the lower fixing plate (22), a plurality of through holes are correspondingly formed in the surface of the movable plate (24), and the guide posts (25) are in sliding fit with the through holes.

10. The coil spreader of claim 1, wherein: the clamping plates (33) are uniformly arranged around the lifting tool frame (2).

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